/*body {*/
/*    display: flex;*/
/*    justify-content: center;*/
/*}*/

body > div {
    width: 1000px;
    /*border: 1px solid red;*/
}

body > div > div {
    /*border: 1px solid gray;*/
}

.top {
    background-image: url("../img/banner_qtah.jpg");
    background-size: 100% 100%;
    height: 538px;
    /*width: 1920px;*/
    /*height: calc(1000 * 808px / 1920);*/
    color: white;
}

/*.top > div {*/
/*    display: flex;*/
/*    justify-content: center;*/
/*}*/

.top > div > div {
    /*border: 1px solid blue;*/
    width: 900px;
}

/*.top > div:nth-child(1) > div:nth-child(1) {*/
/*    display: flex;*/
/*    justify-content: space-between;*/
/*}*/
.logo {
    height: 141px;
}

.top > div:nth-child(2) {
    background-color: rgb(230, 145, 55);
    height: 50px;
}

.nav > div {
    padding: 0 20px;
    line-height: 50px;
    cursor: pointer;
}

.nav > div:hover {
    background-color: white;
    color: rgb(230, 145, 55);
}

/*--------------------ad------------------------*/
.ad {
    height: 340px;
}

.ad > div > div:nth-child(1) {
    font-size: 40px;
}

.ad > div > div:nth-child(1) > div:nth-child(2) {
    margin: 0 20px;
}

.ad > div > div:nth-child(2) {
    font-size: 10px;
}

.ad > div > div:nth-child(2) > div {
    /*margin: 5px 0;*/
    line-height: 20px;
}

.ad > div > div:nth-child(3) {
    font-size: 25px;
    color: rgb(230, 145, 55);
}

/*.pw{*/
/*    color: white;*/
/*}*/
div[pw] {
    color: white;
    font-size: 15px;
}

div[pw=pw] {
    margin-left: 20px;
}

.zhinan {
    /*margin-left: 50px;*/
    text-indent: 1.5em;
}
